package com.ks.util.redis;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.SerializationException;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;

@Configuration
public class RedisConfig {
	
	@Bean
	@SuppressWarnings("all")
	public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
		RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
		template.setConnectionFactory(factory);
		Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
		ObjectMapper om = new ObjectMapper();
		om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
		om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//		高版本之后 enableDefaultTyping 方法过期采用以下方式处理
//		om.activateDefaultTyping(LaissezFaireSubTypeValidator.instance , ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.WRAPPER_ARRAY);
		jackson2JsonRedisSerializer.setObjectMapper(om);
		StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
//		key采用String的序列化方式
		template.setKeySerializer(stringRedisSerializer);
//		value序列化方式采用jackson
		template.setValueSerializer(jackson2JsonRedisSerializer);
//		hash的key也采用String的序列化方式
//		template.setHashKeySerializer(stringRedisSerializer);
////		hash的value序列化方式采用jackson
//		template.setHashValueSerializer(jackson2JsonRedisSerializer);
		
		RedisSerializer redisSerializer = new RedisSerializer() {
		    @Override
		    public byte[] serialize(Object o) throws SerializationException {
		        return JSON.toJSONBytes(o);
		    }
		    @Override
		    public Object deserialize(byte[] bytes) throws SerializationException {
		        String obj = new String(bytes);
		        return obj;
		    }
		};
		template.setHashValueSerializer(redisSerializer);
		template.setHashKeySerializer(redisSerializer);
		template.afterPropertiesSet();
		return template;
	}
}
